Species recognized by Peterson A.P., 23-Jan-2007, ITIS Global: The Integrated Taxonomic Information System in
Endangered Status provided by IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2 <www.iucnredlist.org
> Downloaded on 11 April 2013.
Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 gis.wwfus.org/wildfinder
Important Bird Areas provided by BirdLife International (2010) Important Bird Areas. Downloaded from http://www.birdlife.org
Range map provided by Ridgely, R. S., T. F. Allnutt, T. Brooks, D. K. McNicol, D. W. Mehlman, B. E. Young, and J. R. Zook. 2007. Digital Distribution Maps of the Birds of the Western Hemisphere, version 3.0. NatureServe
, Arlington, Virginia, USA.
Data provided by NatureServe in collaboration with Robert Ridgely, James Zook, The Nature Conservancy - Migratory Bird Program, Conservation International - CABS, World Wildlife Fund - US, and Environment Canada - WILDSPACE.